./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/safe012_rmo.opt_false-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_d9f73a8c-9000-436e-b048-7ccdbd03691d/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d9f73a8c-9000-436e-b048-7ccdbd03691d/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d9f73a8c-9000-436e-b048-7ccdbd03691d/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d9f73a8c-9000-436e-b048-7ccdbd03691d/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe012_rmo.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_d9f73a8c-9000-436e-b048-7ccdbd03691d/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d9f73a8c-9000-436e-b048-7ccdbd03691d/bin-2019/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 062dac16630f026ffc29fefdc174d49e37ce40f7 ................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_d9f73a8c-9000-436e-b048-7ccdbd03691d/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d9f73a8c-9000-436e-b048-7ccdbd03691d/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d9f73a8c-9000-436e-b048-7ccdbd03691d/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d9f73a8c-9000-436e-b048-7ccdbd03691d/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe012_rmo.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_d9f73a8c-9000-436e-b048-7ccdbd03691d/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d9f73a8c-9000-436e-b048-7ccdbd03691d/bin-2019/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 062dac16630f026ffc29fefdc174d49e37ce40f7 .............................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: null --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:08:26,973 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:08:26,976 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:08:26,984 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:08:26,985 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:08:26,987 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:08:26,988 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:08:26,989 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:08:26,990 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:08:26,991 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:08:26,992 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:08:26,992 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:08:26,993 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:08:26,994 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:08:26,995 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:08:26,996 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:08:26,997 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:08:26,998 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:08:27,000 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:08:27,001 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:08:27,002 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:08:27,003 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:08:27,005 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:08:27,005 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:08:27,006 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:08:27,006 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:08:27,008 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:08:27,009 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:08:27,009 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:08:27,010 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:08:27,010 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:08:27,011 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:08:27,011 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:08:27,012 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:08:27,012 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:08:27,013 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:08:27,013 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d9f73a8c-9000-436e-b048-7ccdbd03691d/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:08:27,025 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:08:27,025 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:08:27,026 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:08:27,026 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:08:27,026 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:08:27,026 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:08:27,026 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:08:27,027 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:08:27,027 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:08:27,027 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:08:27,028 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:08:27,028 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:08:27,029 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:08:27,029 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:08:27,029 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:08:27,029 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:08:27,029 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:08:27,029 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:08:27,029 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:08:27,030 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:08:27,030 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:08:27,030 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:08:27,030 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:08:27,030 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:08:27,030 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:08:27,030 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:08:27,031 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:08:27,031 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:08:27,031 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:08:27,033 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:08:27,033 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:08:27,033 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:08:27,033 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:08:27,033 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:08:27,034 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_d9f73a8c-9000-436e-b048-7ccdbd03691d/bin-2019/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 062dac16630f026ffc29fefdc174d49e37ce40f7 [2018-10-27 05:08:27,062 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:08:27,072 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:08:27,075 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:08:27,076 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:08:27,076 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:08:27,077 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d9f73a8c-9000-436e-b048-7ccdbd03691d/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/safe012_rmo.opt_false-unreach-call.i [2018-10-27 05:08:27,127 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d9f73a8c-9000-436e-b048-7ccdbd03691d/bin-2019/utaipan/data/69b08503d/8f0dbbedfaa94a19bf91d4a74371db65/FLAGc848df158 [2018-10-27 05:08:27,543 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:08:27,544 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d9f73a8c-9000-436e-b048-7ccdbd03691d/sv-benchmarks/c/pthread-wmm/safe012_rmo.opt_false-unreach-call.i [2018-10-27 05:08:27,560 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d9f73a8c-9000-436e-b048-7ccdbd03691d/bin-2019/utaipan/data/69b08503d/8f0dbbedfaa94a19bf91d4a74371db65/FLAGc848df158 [2018-10-27 05:08:27,574 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d9f73a8c-9000-436e-b048-7ccdbd03691d/bin-2019/utaipan/data/69b08503d/8f0dbbedfaa94a19bf91d4a74371db65 [2018-10-27 05:08:27,578 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:08:27,580 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:08:27,585 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:08:27,585 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:08:27,590 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:08:27,591 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:08:27" (1/1) ... [2018-10-27 05:08:27,593 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d383da3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:27, skipping insertion in model container [2018-10-27 05:08:27,594 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:08:27" (1/1) ... [2018-10-27 05:08:27,605 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:08:27,652 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:08:27,973 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:08:27,978 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:08:28,049 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:08:28,097 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:08:28,098 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:28 WrapperNode [2018-10-27 05:08:28,098 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:08:28,098 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:08:28,098 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:08:28,099 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:08:28,169 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:28" (1/1) ... [2018-10-27 05:08:28,185 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:28" (1/1) ... [2018-10-27 05:08:28,214 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:08:28,215 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:08:28,215 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:08:28,215 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:08:28,223 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:28" (1/1) ... [2018-10-27 05:08:28,223 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:28" (1/1) ... [2018-10-27 05:08:28,228 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:28" (1/1) ... [2018-10-27 05:08:28,228 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:28" (1/1) ... [2018-10-27 05:08:28,236 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:28" (1/1) ... [2018-10-27 05:08:28,240 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:28" (1/1) ... [2018-10-27 05:08:28,243 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:28" (1/1) ... [2018-10-27 05:08:28,247 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:08:28,248 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:08:28,248 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:08:28,248 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:08:28,258 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:28" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d9f73a8c-9000-436e-b048-7ccdbd03691d/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:08:28,317 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:08:28,317 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:08:28,318 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:08:28,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:08:28,318 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:08:28,318 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:08:28,318 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:08:28,318 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:08:28,318 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:08:28,319 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:08:28,319 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:08:28,319 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:08:28,320 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:08:28,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:08:28,321 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:08:29,905 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:08:29,957 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:29,957 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:29,962 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:29,962 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:29,963 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:29,963 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:29,964 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:08:29,972 INFO L168 Benchmark]: Toolchain (without parser) took 2393.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.0 MB). Free memory was 956.9 MB in the beginning and 1.1 GB in the end (delta: -111.4 MB). Peak memory consumption was 40.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:29,973 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:08:29,974 INFO L168 Benchmark]: CACSL2BoogieTranslator took 513.45 ms. Allocated memory is still 1.0 GB. Free memory was 956.9 MB in the beginning and 919.3 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:29,974 INFO L168 Benchmark]: Boogie Procedure Inliner took 116.15 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.0 MB). Free memory was 919.3 MB in the beginning and 1.1 GB in the end (delta: -225.2 MB). Peak memory consumption was 16.8 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:29,975 INFO L168 Benchmark]: Boogie Preprocessor took 32.63 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:08:29,977 INFO L168 Benchmark]: RCFGBuilder took 1723.38 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 76.2 MB). Peak memory consumption was 76.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:29,980 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 513.45 ms. Allocated memory is still 1.0 GB. Free memory was 956.9 MB in the beginning and 919.3 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 116.15 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.0 MB). Free memory was 919.3 MB in the beginning and 1.1 GB in the end (delta: -225.2 MB). Peak memory consumption was 16.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 32.63 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1723.38 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 76.2 MB). Peak memory consumption was 76.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:08:31,832 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:08:31,834 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:08:31,843 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:08:31,843 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:08:31,844 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:08:31,845 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:08:31,846 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:08:31,848 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:08:31,849 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:08:31,850 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:08:31,850 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:08:31,851 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:08:31,852 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:08:31,853 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:08:31,853 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:08:31,854 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:08:31,856 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:08:31,857 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:08:31,859 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:08:31,860 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:08:31,861 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:08:31,863 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:08:31,863 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:08:31,863 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:08:31,864 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:08:31,865 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:08:31,866 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:08:31,866 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:08:31,868 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:08:31,868 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:08:31,869 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:08:31,869 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:08:31,869 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:08:31,870 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:08:31,870 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:08:31,871 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d9f73a8c-9000-436e-b048-7ccdbd03691d/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:08:31,887 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:08:31,887 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:08:31,891 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:08:31,891 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:08:31,891 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:08:31,891 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:08:31,891 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:08:31,892 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:08:31,892 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:08:31,892 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:08:31,892 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:08:31,892 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:08:31,893 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:08:31,893 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:08:31,893 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:08:31,893 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:08:31,893 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:08:31,893 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:08:31,893 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:08:31,894 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:08:31,894 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:08:31,894 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:08:31,894 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:08:31,894 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:08:31,894 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:08:31,894 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:08:31,895 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:08:31,895 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:08:31,895 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:08:31,898 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:08:31,899 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:08:31,899 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:08:31,899 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_d9f73a8c-9000-436e-b048-7ccdbd03691d/bin-2019/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 062dac16630f026ffc29fefdc174d49e37ce40f7 [2018-10-27 05:08:31,952 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:08:31,966 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:08:31,969 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:08:31,970 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:08:31,970 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:08:31,971 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d9f73a8c-9000-436e-b048-7ccdbd03691d/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/safe012_rmo.opt_false-unreach-call.i [2018-10-27 05:08:32,024 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d9f73a8c-9000-436e-b048-7ccdbd03691d/bin-2019/utaipan/data/3bfc9d58d/b08972f5958747d3abce09775dc6a2fb/FLAGd97335b0a [2018-10-27 05:08:32,544 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:08:32,545 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d9f73a8c-9000-436e-b048-7ccdbd03691d/sv-benchmarks/c/pthread-wmm/safe012_rmo.opt_false-unreach-call.i [2018-10-27 05:08:32,561 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d9f73a8c-9000-436e-b048-7ccdbd03691d/bin-2019/utaipan/data/3bfc9d58d/b08972f5958747d3abce09775dc6a2fb/FLAGd97335b0a [2018-10-27 05:08:32,577 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d9f73a8c-9000-436e-b048-7ccdbd03691d/bin-2019/utaipan/data/3bfc9d58d/b08972f5958747d3abce09775dc6a2fb [2018-10-27 05:08:32,581 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:08:32,583 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:08:32,584 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:08:32,585 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:08:32,591 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:08:32,592 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:08:32" (1/1) ... [2018-10-27 05:08:32,595 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@592bccf8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:32, skipping insertion in model container [2018-10-27 05:08:32,596 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:08:32" (1/1) ... [2018-10-27 05:08:32,605 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:08:32,669 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:08:32,973 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:08:32,980 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:08:33,041 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:08:33,102 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:08:33,102 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:33 WrapperNode [2018-10-27 05:08:33,103 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:08:33,104 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:08:33,104 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:08:33,104 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:08:33,113 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:33" (1/1) ... [2018-10-27 05:08:33,132 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:33" (1/1) ... [2018-10-27 05:08:33,160 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:08:33,160 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:08:33,160 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:08:33,161 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:08:33,240 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:33" (1/1) ... [2018-10-27 05:08:33,240 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:33" (1/1) ... [2018-10-27 05:08:33,244 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:33" (1/1) ... [2018-10-27 05:08:33,245 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:33" (1/1) ... [2018-10-27 05:08:33,253 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:33" (1/1) ... [2018-10-27 05:08:33,256 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:33" (1/1) ... [2018-10-27 05:08:33,260 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:33" (1/1) ... [2018-10-27 05:08:33,264 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:08:33,265 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:08:33,265 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:08:33,265 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:08:33,266 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:33" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d9f73a8c-9000-436e-b048-7ccdbd03691d/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:08:33,332 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:08:33,332 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:08:33,332 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:08:33,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:08:33,333 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:08:33,333 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:08:33,333 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:08:33,333 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:08:33,333 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:08:33,333 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:08:33,334 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:08:33,334 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:08:33,334 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:08:33,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:08:33,337 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:08:34,922 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:08:34,963 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:34,964 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:34,966 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:34,966 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:34,967 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:34,967 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:34,968 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:08:34,971 INFO L168 Benchmark]: Toolchain (without parser) took 2388.49 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 176.2 MB). Free memory was 945.2 MB in the beginning and 1.1 GB in the end (delta: -147.3 MB). Peak memory consumption was 28.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:34,973 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:08:34,973 INFO L168 Benchmark]: CACSL2BoogieTranslator took 519.02 ms. Allocated memory is still 1.0 GB. Free memory was 945.2 MB in the beginning and 907.6 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:34,973 INFO L168 Benchmark]: Boogie Procedure Inliner took 56.23 ms. Allocated memory is still 1.0 GB. Free memory was 907.6 MB in the beginning and 902.2 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:34,974 INFO L168 Benchmark]: Boogie Preprocessor took 104.19 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 176.2 MB). Free memory was 902.2 MB in the beginning and 1.2 GB in the end (delta: -259.4 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:34,975 INFO L168 Benchmark]: RCFGBuilder took 1705.73 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 69.2 MB). Peak memory consumption was 69.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:34,978 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 519.02 ms. Allocated memory is still 1.0 GB. Free memory was 945.2 MB in the beginning and 907.6 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 56.23 ms. Allocated memory is still 1.0 GB. Free memory was 907.6 MB in the beginning and 902.2 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 104.19 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 176.2 MB). Free memory was 902.2 MB in the beginning and 1.2 GB in the end (delta: -259.4 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1705.73 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 69.2 MB). Peak memory consumption was 69.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...